Base for a safety rail



FIG. 1 is a perspective view of a base for a safety rail;

FIG. 2 is a top view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a second side thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines shown in FIGS. 1-5 illustrate portions of the base fora safety rail that form no part of the claimed design.

CLAIM The ornamental design for a base for a safety rail, as shown anddescribed.